Home / 3,146.43-4,340.48-2,096.67

Finding the Fourth Proportional to 3,146.43, 4,340.48 and 2,096.67

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Solution

The fourth proportional to 3,146.43, 4,340.48 and 2,096.67 is: 2,892.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,146.43 : 4,340.48 = 2,096.67 : x
  2. Step 2: Convert to fraction form
    3,146.43/4,340.48 = 2,096.67/x
  3. Step 3: Cross multiply
    3,146.43x = 4,340.48 × 2,096.67
  4. Step 4: Simplify right side
    3,146.43x = 9,100,543.72
  5. Step 5: Solve for x
    x = 9,100,543.72/3,146.43
  6. Step 6: Final answer
    x = 2,892.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.